Base | Representation |
---|---|
bin | 100111101000110… |
… | …0101110100110011 |
3 | 10102200122120201002 |
4 | 1033101211310303 |
5 | 10210440331233 |
6 | 335550432215 |
7 | 44646624245 |
oct | 11721456463 |
9 | 3380576632 |
10 | 1330011443 |
11 | 622836312 |
12 | 31150266b |
13 | 182715227 |
14 | c88d4095 |
15 | 7bb6c6e8 |
hex | 4f465d33 |
1330011443 has 4 divisors (see below), whose sum is σ = 1336902888. Its totient is φ = 1323120000.
The previous prime is 1330011433. The next prime is 1330011467. The reversal of 1330011443 is 3441100331.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3441100331 = 229 ⋅15026639.
It is a cyclic number.
It is not a de Polignac number, because 1330011443 - 26 = 1330011379 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1330011413) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3445433 + ... + 3445818.
It is an arithmetic number, because the mean of its divisors is an integer number (334225722).
Almost surely, 21330011443 is an apocalyptic number.
1330011443 is a deficient number, since it is larger than the sum of its proper divisors (6891445).
1330011443 is an equidigital number, since it uses as much as digits as its factorization.
1330011443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6891444.
The product of its (nonzero) digits is 432, while the sum is 20.
The square root of 1330011443 is about 36469.3219432443. The cubic root of 1330011443 is about 1099.7276027987.
Adding to 1330011443 its reverse (3441100331), we get a palindrome (4771111774).
The spelling of 1330011443 in words is "one billion, three hundred thirty million, eleven thousand, four hundred forty-three".
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